sci.physics.electromag

On Mar 18, 4:03 pm, HW@....(Dr. Henri Wilson) wrote:
> On Tue, 18 Mar 2008 14:30:38 GMT, Tom Roberts
> wrote:
>
> >nade wrote:
> >>http://redshift.vif.com/BookBlurbs/OldPhysics.htm
> >> What do you make of it?
>
> >The excerpt you posted is mostly nonsense.
>
> >Specifically:
> >> if we allow the detector to have free
> >> motion, then the formalism of electrodynamics which follows
> >> must somehow allow for the parameterization of the detector's
> >> motion.
>
> >Sure. We know quite well how to do that -- the detector has a
> >4-velocity, and the quantities it measures are basically the field(s)
> >dotted into its 4-velocity.
>
> Could you please provide a precise definition of the term '4-velocity'.
>

Ah, good approach.
Condemn relativity first. Ask what it means second.

PD